Patents for R. C. Wrenshall


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Patents for R. C. Wrenshall
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	98,711	Jan. 11, 1870	L. Rogers	Horse Hay Fork
	106,349	Aug. 16, 1870	G.M. Evans	Woodworker's Leg Vise
	116,655	Jul. 04, 1871	G. Westinghouse, Jr.	Improvement in valve devices for steam-power air-brake couplings
	RE7,673	May 08, 1877	J. Old	Pipe-Coupling